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• Do I still write String^ const in C++/CLI

  - by AZ

  In C++ it's recommended to have const-correctness everywhere. But since in .Net world, the string content cannot be changed, (new string will be created), do I still write String^ const?

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• first column value in a datatable

  - by acadia

  Hello, I have a dataset with just 1 datatable and 1 row but with 2 columns. I want to get the value of the 1st column. How can I get it in vb.net

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• Determine if app is running in azure or not.

  - by longday

  I have an asp.net mvc app that is built to run as standard web app in iis or in the cloud. I need to be able to determine if the app is being hosted in azure(dev fabric or cloud) or if it is being run as standard web app under iis. How can I tell if it is running in cloud?

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• Should all methods that have a return value be turned into a property?

  - by uriDium

  I was just thinking about it and since .Net has introduced properties is there ever a situation where you would want to leave your code as a method that returns a value as opposed to a readonly property.

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• Creating app data on first use

  - by rity

  I once read somewhere that apps should not copy data while doing an installation but rather all data creation must be done the first time the app is used. Q1: Does this apply to Windows Mobile apps also? Q2: Is it not okay then to copy a blank database to the \appdata\product\ folder and populate it when the user uses the app or must I wait for the user to se the app to even create the database. Win Mobile C# .NET

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• Adding a space between tablecells

  - by user279521

  I have an asp.net web page that creates a row of textboxes on the click of a button. I am dynamically creating a TableCell, then a TableRow. How can I add a space between two tablecells?

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• split text to parts

  - by user51151

  I want to split this text in to 2 parts with C#.Net windows application. C:\Users\Microsoft\Pictures\2010-04-22\003.jpg First part: C:\Users\Microsoft\Pictures\2010-04-22\ Second part: 003.jpg Thanks.

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• Sys.WebForms.PageRequestManagerServerErrorException

  - by vaibhavd

  I am using the asp.net with c# and using the update pannel as well as flash control i am getting the error sometime not all time and no page navigate after then plz help me out following is the massange on the pop up window:- "Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 0" Please Help me out sence may on the demo time the application may carsh

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• Dynamically updating DIV on hover of link using jquery

  - by Nabin

  Hi, In my project data is display as a table with first column ID as hyperlink. On hover on the first column i need to display all the information as another table(DIV). This should change dynamically(ajax) on the hover of each ID. I am using jQuery and asp.net 3.5 Please suggest.

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• object reference not set to an instance of object

  - by sef

  I have been getting an error in VB.net "object reference not set to an instance of object". Can you tell me what are the causes of this error? thanks..

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• How to generate report

  - by user692495

  I have problem in generate report. I use crystal report 8.5 with vb.net 2008,what I want is when I generate report it will appear red value, if the value is more or less than actual value else it will give default value but when I put this code it give me wrong result If {Intake.wheatType} = {Spec.WheatType} AND {Intake.HB43} >={Spec.M_Min} AND{Intake.HB43} >={Spec.M_Max} Then Red Else DefaultAttribute this report is related with two tables, which is table Spec and table Intake. Could anyone help/teach me how to fix this problem

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• create a readonly connection to MySQL?

  - by acidzombie24

  I looked at the MySql Connection Options and it doesnt seem to be there. Is there a way to create a read only connection/command for .NET? With SQLite i could specify read only=true to do this. What can i do with MySQL?

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• Can a WebSetup contain multiple web applications?

  - by nzyme

  Hi, I'm trying to configure a websetup for the first time for our ASP.NET application which consists of 11 web services. Is it possible to create an msi that will install the app and the 11 web services and also set-up the app pools & create the apps in IIS? Or would I need an individual setup for each web service? Basically I need to make it as simple as possible for the client to release. Thanks for any help

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• calender Extender problem

  - by picnic4u

  In Asp.net project the Calendar Extender function is working well in IE but not In Mozzila,Crome etc. that property is, when we click on top of the calendar then it open the more option for the year and month selection.

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• Controlling access to method's in C#

  - by user460103

  Is there a way to control access to methods to certain roles in .net. Like class A { //should only be called by Admins** public void Method1() { } //should only be called by Admins and PM's** public void Method2() { } } I'm using windows authentication only for retrieving user names and nothing more.User roles are maintained in a different application. I think it's possible through attributes but I'm not really sure how

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• How to schedule a webpage to be executed on daily basis on shared hosting?

  - by SH

  Hi there, I i want to schedule an asp.net page on my hosting, how to achieve it? for instance, i have a page named myservice.aspx runing on my website.com/myservice.aspx i want to run this page on every 24 hours. any idea?

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• Make program make sure it has 3 instances of itself running at all times?

  - by JACK IN THE CRACK

  There's a .NET assembly and it needs to have 3 instances running at the same time all the time how can I monitor this. I am fairly positive it can be done by monitoring the system processes?

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• Briefest way to display TimeSpan value as an elapsed time e.g. 1:45:33

  - by jdk

  I'd like an easy way to display any TimeSpan as an elapsed time without using loops or custom logic e.g. hours : minutes : seconds I'm sure there must be a .NET built-in or format string that applies, however I'm unable to locate it.

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• Entity Framework or something else?

  - by RonJ

  I am just switching from C to C# and would like to invest sometime learning database work. I am overwhelmed with the options: Linq-to-sql, ADO.NET. nHibernate, EntityFramework, plain old sql (I am used to this). Since I have only limited 'learning' hours available (about 2.5 hours per day), where should I invest my time? I don't want to learn something that will be obsolete next month or for which no one will hire me.

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• Briefest way do display TimeSpan value as an elapsed time e.g. 1:45:33

  - by jdk

  I'd like an easy way to display any TimeSpan as an elapsed time without using loops are custom logic hours : minutes : seconds I'm sure there must be a .NET built-in or format string that applies, however I'm unable to locate it.

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• Is there a way to track a GPS device using PHP?

  - by Starx

  In my upcoming project, I need to track GPS device attached to vehicles. Is there any way this is possible through PHP or ASP.Net

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• how to check what platform a site is running?

  - by every_answer_gets_a_point

  what can i do to check what platform a site is running, whether it's asp.net, and what kind of database engine it's using, and any other tools that are running? (given that it is not my site and i dont have access to it)

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• else or return?

  - by Ram

  Which one out of following two is best wrt to performance and standard practice. How does .NET internally handles these two code snippets? Code1 If(result) { process1(); } else { process2(); } Or Code 2 If(result) { process1(); return; } process2();

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• What does the <% $Resources:My.Resource %> access?

  - by Jack

  I tried searching, but I guess the <% $ % triggers something on google and it turns up nothing. What is this accessing in an asp.net .aspx page? I've used the = but never a $.

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• In MVC, when do you use <%= %> and <% %>?

  - by public static

  Hi, In asp.net mvc, when do we use: <%= % and <% % Do we ever need to put a ; (colon) ?

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